Initial rainwater abandoning device

The utility model provides an initial rainwater abandoning device, including the well body, the inlet tube, abandon flow tube and outlet pipe, well side wall upper end is equipped with the water inlet, the internal middle part of well is equipped with the baffle, and the most significant end of baffle does not exceed the water inlet, the baffle becomes the well body internal partitioning filter chamber and abandons a class chamber, and water inlet one side is close to at the well body to the filter chamber setting, jing ticebi is last be equipped with with the delivery port of filter chamber intercommunication and with the head piece of abandoning of abandoning class chamber intercommunication, the filter chamber intussuseption is filled with the sand bed, the internal water inlet that isclose to of well is located and lies in the sand bed top to be equipped with activated carbon layer, inlet tube and water inlet intercommunication are abandoned the flow tube and are abandoned the head piece intercommunicatio